United Nations World Habitat Day [celebration, awards ceremony at the National Building Museum, Washington, D.C., with HUD Secretary Shaun Donovan joining U.S. Representative to the United Nations, Susan Rice, United Nations Humnan Settlements Program Executive Director Anna Tibaijuka, White House Domestic Policy Council Director Melody Barnes, Rockefeller Foundation President Judith Rudin, and rock music star Jon Bon Jovi among the many participating dignitaries]